Ratings by B.Riley (Ryan Pfingst)

Date CompanySymbol Type Rating
(Past)
PT
(Past)
Start $
(End $)
% Chg. Details
6/9/2026 FuelCell Energy FCEL Maintain Neutral
(N/A)
 
 
  Details
5/7/2026 Energy Recovery ERII Maintain Neutral
(N/A)
 
 
  Details
4/30/2026 AirJoule Technologies AIRJ New Coverage Buy
(N/A)
3.01
(4.88)
62.13% Details
4/24/2026 Nuscale Power SMR Maintain Buy
(N/A)
 
 
  Details
3/27/2026 OPAL Fuels Inc OPAL Maintain Buy
(N/A)
 
 
  Details
3/27/2026 Montauk Renewables, Inc. MNTK Maintain Neutral
(N/A)
 
 
  Details
3/18/2026 Oklo OKLO Maintain Buy
(N/A)
 
 
  Details
3/9/2026 Amprius Technologies AMPX Maintain Buy
(N/A)
 
 
  Details
2/26/2026 Energy Recovery ERII Maintain Neutral
(N/A)
 
 
  Details
12/22/2025 Nuscale Power SMR Maintain Buy
(N/A)
 
 
  Details
12/2/2025 Terra Innovatum Global NKLR New Coverage Buy
(N/A)
4.66
(4.90)
5.15% Details
11/12/2025 Oklo OKLO Maintain Buy
(N/A)
 
 
  Details
11/6/2025 Energy Recovery ERII Maintain Neutral
(N/A)
 
 
  Details
8/12/2025 Oklo OKLO Maintain Buy
(N/A)
 
 
  Details
8/7/2025 Energy Recovery ERII Maintain Neutral
(N/A)
 
 
  Details
6/13/2025 FuelCell Energy FCEL Maintain Neutral
(N/A)
 
 
  Details
5/8/2025 Energy Recovery ERII Downgrade Neutral
(Buy)
15.04
(8.90)
-40.82% Details
3/14/2025 Montauk Renewables, Inc. MNTK Maintain Neutral
(N/A)
 
 
  Details
3/12/2025 FuelCell Energy FCEL Maintain Neutral
(N/A)
 
 
  Details
3/4/2025 Nuscale Power SMR Maintain Buy
(N/A)
 
 
  Details
2/7/2025 Altus Power AMPS Downgrade Neutral
(Buy)
4.87
(4.99)
2.46% Details
2/6/2025 Nuscale Power SMR Maintain Buy
(N/A)
 
 
  Details
2/6/2025 Oklo OKLO Maintain Buy
(N/A)
 
 
  Details
12/20/2024 FuelCell Energy FCEL Maintain Neutral
(N/A)
 
 
  Details
11/19/2024 Energy Recovery ERII Maintain Buy
(N/A)
 
 
  Details
11/15/2024 Oklo OKLO Maintain Buy
(N/A)
 
 
  Details
9/19/2024 Oklo OKLO New Coverage Buy
(N/A)
6.30
(58.40)
826.98% Details
6/27/2024 Nuscale Power SMR Maintain Buy
(N/A)
 
 
  Details
6/11/2024 FuelCell Energy FCEL Maintain Neutral
(N/A)
 
 
  Details
5/7/2024 Montauk Renewables, Inc. MNTK Maintain Neutral
(N/A)
 
 
  Details
3/8/2024 FuelCell Energy FCEL Maintain Neutral
(N/A)
 
 
  Details
3/7/2024 OPAL Fuels Inc OPAL Maintain Buy
(N/A)
 
 
  Details
3/7/2024 Montauk Renewables, Inc. MNTK Maintain Neutral
(N/A)
 
 
  Details
1/11/2024 Nuscale Power SMR Maintain Buy
(N/A)
 
 
  Details
11/6/2023 Montauk Renewables, Inc. MNTK Maintain Neutral
(N/A)
 
 
  Details
11/6/2023 Workhorse Group WKHS Downgrade Neutral
(Buy)
0.43
(2.88)
569.77% Details
10/13/2023 Nuscale Power SMR New Coverage Buy
(N/A)
5.74
(11.24)
95.82% Details
6/27/2023 FuelCell Energy FCEL Maintain Neutral
(N/A)
 
 
  Details
6/27/2023 Energy Recovery ERII Maintain Buy
(N/A)
 
 
  Details
6/27/2023 Montauk Renewables, Inc. MNTK New Coverage Neutral
(N/A)
7.05
(1.52)
-78.44% Details
12/21/2022 FuelCell Energy FCEL Maintain Neutral
(N/A)
 
 
  Details
12/15/2022 OPAL Fuels Inc OPAL New Coverage Buy
(N/A)
6.34
(1.78)
-71.92% Details
12/9/2022 Workhorse Group WKHS Maintain Buy
(N/A)
 
 
  Details
11/17/2022 Energy Recovery ERII New Coverage Buy
(N/A)
21.48
(8.90)
-58.57% Details
11/9/2022 Workhorse Group WKHS Maintain Buy
(N/A)
 
 
  Details
3/2/2022 Workhorse Group WKHS Maintain Buy
(N/A)
 
 
  Details
12/30/2021 FuelCell Energy FCEL Maintain Neutral
(N/A)
 
 
  Details
11/10/2021 Workhorse Group WKHS Maintain Buy
(N/A)
 
 
  Details
9/15/2021 FuelCell Energy FCEL Maintain Neutral
(N/A)
 
 
  Details
6/11/2021 FuelCell Energy FCEL Maintain Neutral
(N/A)
 
 
  Details
5/11/2021 Workhorse Group WKHS Maintain Buy
(N/A)
 
 
  Details
4/16/2021 FuelCell Energy FCEL New Coverage Neutral
(N/A)
11.03
(24.39)
121.12% Details
4/16/2021 Workhorse Group WKHS New Coverage Buy
(N/A)
12.59
(2.88)
-77.12% Details